Acer X34 User Manual page 24

• Dark Booste: Dark Boost adjusts the lower h alf of the nominal EOTF gamma curve so
that dark values appear brighter on screen.
• Backlight Responsee: Basic response time of variable backlight.
• SDR / HDR variable Backlighte: Adjust Variable mode backlight ON/OFF.
HDR would be AutoDetect by content. If Content with HDR, OSD would be auto turn
on HDR function show (HDR Variable Backlight).
If monitor connect to PC, please remember to turn on HDR function, then OSD menu
will show (HDR Variable Backlight).
If monitor connect to PC and turn off HDR function, then OSD menu will show (SDR
Variable Backlight).
• Light Sensor: Detect ambient light conditions and dynamically optimize image
brightness and color parameters accordingly. Select from Off (function is disabled),
Level 1 (brightness will be automatically adjusted to the minimum range), Level
2 (brightness will be automatically adjusted to the moderate range) or Level 3
(brightness will be automatically adjusted to the maximum range).
• Max Brightnesse: Default is off.
Color
X34 User Guide English 14